These comprehensive aircraft logs simplify record keeping and help ensure compliance with the FARs. Each log contains sections for equipment description, installation, life-limited parts or overhaul requirements, AD compliance, factory service bulletin compliance, and inspection and maintenance records. In addition, the aircraft radio log has pages for ELT, transponder and VOR accuracy checks. The aircraft log contains sections for major alterations and altimeter/static system checks. Softcover books measure 4" x 7 3/8".